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Millers Creek Homestead. Progress reports and final report to licence expiry/full surrender, for the period 13/3/1980 to 28/3/1986.
Following a review of existing regional geophysical and geological data for the north-western Stuart Shelf, grid-based gravity and ground magnetic surveys were run to further outline two broad gravity highs associated with discrete magnetic anomalies,...-
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RB 44/00108 Letter to the Senior Warden re. ways of resolving issues with legal compliance of precious stones claim working practices currently being followed on the Andamooka Opalfield.
There is no abstract created for this record-
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Published: 27 Jun 1957
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RB 86/00070 Andamooka Opalfields results of the 1984 prospecting scheme.
Andamooka Opal Fields, have been major world producer of precious opal since 1933. Opal has formed within a weathered, bleached profile at the interface of white, sandy claystone (Kopi) and underlying, grey brown montmorillonitic clay (Mud) near the...-
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Published: 01 Sep 1986
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RB 90/00077 Skeleton 2. Well completion report.
Skeleton 2 penetrated sediments of the eastern Lake Eyre Basin, the Frome Embayment, and granitic basement of the Mount Painter Ridge. The hole records the southernmost known occurrence of Cadna-owie Formation in the Frome Embayment. Unexpectedly,...-
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Published: 01 Dec 1990
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RB 89/00017 Andamooka Opalfields. Results of the 1988 drilling program.
All mineable opal has been found in Bulldog Shale, mostly within a bleached profile at the contact of sandy claystone (Kopi) and underlying, grey-brown clay (Mud) near the base. Normally this interface (Level) is marked by a pebble or conglomerate...-
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Published: 01 May 1989
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RB 88/00087 Coober Pedy Precious Stones Field - CRA Exploration Pty Ltd drilling, 1987.
3 diamond and 15 rotary-percussion holes were drilled in 1987 by CRA within EL 1330 on the southern part of the Field (PSF), this licence having been granted to the company for the exploration of strata below 50 metres depth in the subsurface. The...-
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Published: 01 Nov 1988
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Mount Carulina and Trapeze Hill (the Oodnadatta Project). Joint annual reports plus succeeding single licence annual reports to licence expiry/full surrender, for the period 6/3/1995 to 12/10/2009. [ Index Part 2 of 2 ].
[ Note - here is Part 2 of the abstract relating to 2 separately indexed parts ]. A new joint venture with Barrick Gold, pertaining to the renewed (as EL 3424) tenement, was signed on 8/2/2007, after which that company as operator undertook a 749...-
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Published: 09 Feb 1910
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Mabel Creek. Annual and final progress reports to licence expiry/full surrender for the period 3/12/1999 to 2/12/2003.
As part of an exploration project targeting possible large-scale opal occurrences hidden at depth beneath marine shale outcrops in the Stuart Range 'Breakaway' country, the subject licence was taken up to cover certain ground lying adjacent to the...-
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Published: 25 Jun 1903
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Mount Willoughby. Annual reports to licence expiry/full surrender for the period 11/1/2001 to 10/1/2005.
Exploration for opal, carried out in an area of the Stuart Range located approximately 130 km north-northwest of Coober Pedy, has included a compilation of geological and opal occurrence data, photogeological interpretation of aerial photographs,...-
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Ely Hill and Ant Hill. Combined and separate annual reports to licence expiry/full surrender for the period 10/1/1997 to 17/12/2004.
The subject adjacent licence areas, located approximately 55 km north-northeast of Coober Pedy, were the first tenements taken out for regional opal exploration under the provisions of the newly proclaimed South Australian Opal Mining Act 1997. The...-
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Published: 17 Dec 1904
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PACE Theme 2 (drilling partnerships with PIRSA and industry): Year 5 partnership DPY5-07 - northern Gawler Craton - Welbourn Hill and Nicholson Hill magnetic/gravity anomalies IOCG-U mineral prospects. Project final report.
As part of a search for possible high crustal level, Olympic Dam - type IOCG deposits hosted by Mesoproterozoic basement rocks, Eromanga Uranium undertook deep diamond drill testing of two large, semi-coincident magnetic/gravity anomalies recognised...-
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Data release - as updated [made at SA Director of Mines’ discretion] : Paralana Creek (part of the Beverley Project). Annual reports for the period 29/9/2009 to 15/11/2015.
Work undertaken on EL 4378 during the 2009-2010 reporting year included the drilling of 478 vertical rotary mud holes totalling 132,960 m, and core drilling totalling 4117 m performed in 16 of these holes for stratigraphic unit / resource...-
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Published: 24 Dec 1915
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Ouldburra Hill. First annual and final report for the period 25/6/2002 to 24/6/2003.
A small area of opal workings examined near Ouldburra Hill, 35 km south-east of Marla, was thought to indicate local potential for finding and developing larger scale deposits. Research and review of available historic data showed that the area holds...-
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Abminga Diamond Project. Data release made at licence renewal [and project cessation]: progress reports and annual reports for the period 25/10/1993 to 17/3/2004.
The Abminga Diamond Project, undertaken by Caldera Resources NL, was granted exploration project status, including permission for EL joint reporting, in July 1996. This event followed up to two years of work by other operators on a number of...-
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[Results of in-house] Bench scale epsomite testwork.
Results of a programme of laboratory scale testwork conducted to investigate fresh water leaching of epsomite ore originating from Coober Pedy in South Australia are as follows: 1). The ore when leached readily producing brines of uniform...-
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Published: 16 Apr 1986
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Data release - as updated : England Hill, Arckaringa and Copper Hill (the Arckaringa Coal Project). Joint annual reports and joint final report to licences' expiry/full surrender, for the period 7/6/2005 to 6/6/2019.
Under a new strategic focus, three licence areas covering three Early Permian buried coal deposits located at Wintinna, Westfield and Murloocoppie in the northern part of the Arckaringa Basin, ~120 km north of Coober Pedy, have been evaluated both for...-
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Published: 29 Aug 1919
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Coober Pedy. Annual reports to licence expiry/full surrender, for the period 1/11/2016 to 31/10/2019.
A large area situated on the north-eastern side of the Stuart Range, comprising three separate sub-blocks that taken together are centred ~20 km north of Coober Pedy township, has been explored for possible economic near-surface accumulations of the...-
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Coober Pedy. First partial surrender report, for the period 1/11/2016 to 31/10/2018.
An area located immediately east and north-east of Coober Pedy is being explored for possible economic near-surface accumulations of the evaporite industrial mineral epsomite. Historic drilling and costeaning in this area performed by CRA Exploration...-
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Mount Morgan and Tent Hill (Stuart Creek Project). Progress and final reports from 8/1/82 to 7/1/84.
Negative heavy mineral sampling results and a lack of magnetic anomalies suggest that two areas located south-west of Lake Eyre South have little potential for diamonds and / or kimberlites.-
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Giddi Giddinna Creek. Progress reports and technical reports to licence expiry/lapse of tenure, for the period 16/6/1983 to 23/9/1987.
In early 1983, mineral prospector Peter Tayler discovered a near-surface secondary occurrence of magnesium and sodium sulphates in a creek-bank exposure of Mesozoic shales, deposited at the base of the Lower Cretaceous Bulldog Shale near the western...-
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Published: 23 Jun 1987
